Disc brake rotor portion



FIG. 1 is a perspective view of a first embodiment of a disc brake rotorportion showing my new design;

FIG. 2 is a front view of the disc brake rotor portion shown in FIG. 1,with the rear view being a mirror image;

FIG. 3 is a perspective view of a second embodiment of a disc brakerotor portion showing my new design; and,

FIG. 4 is a front view of the disc brake rotor portion shown in FIG. 3,with the rear view being a mirror image.

The portions of the disc brake portion shown in dot-dash lines definethe boundary of the claimed design and form no part of the claimeddesign. The portions of the binder shown in dashed lines illustrateenvironment and form no part of the claimed design.

CLAIM I claim the ornamental design for a disc brake rotor portion, asshown and described.